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is a line that intersects two or more other lines at distinct points; all of the lines lie in the same plane
is a closed plane figure whose sides are line segments that intersect only at the endpoints.
two angle that lie in the same relative position
the sum of the length of its sides
is a line segment that joins a vertex of a triangle with the midpoint of the opposite side.
points that lie on the same line.
two angles that have a common vertex and a common side betweeen them
The point on a line segement or arc that seperates the line segment into two congruent parts.
angles that share the same measurement of angle.
an angle whose measure is between 180 to 360
is a ray that seperates an angle or segment into two seperate congruent seperate parts.
angles that sum up to 90 degrees.
an collection of objects, numbers, or points.
part of a line determined by two points and all points on the line that lie between those two points.
the plane figure formed by two rays that share a common endpoint
angle whose measure is below 90 degrees.
line segments that have same measures
a quadrilateral that has two pairs of parallel sides
a parallelogram with two congruent adjacent sides
a parallelogram that contains a right angle.
is a rectangle that has two congruent adjacent sides
is a polygon that has four sides
a quadrilateral that has two distinct pairs of congruent adjacent sides
a quadrilateral having exactly two parallel sides.